Home / 26,959,812.80-40,439,719.20-11,843,268.80

Finding the Fourth Proportional to 26,959,812.80, 40,439,719.20 and 11,843,268.80

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Solution

The fourth proportional to 26,959,812.80, 40,439,719.20 and 11,843,268.80 is: 17,764,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,812.80 : 40,439,719.20 = 11,843,268.80 : x
  2. Step 2: Convert to fraction form
    26,959,812.80/40,439,719.20 = 11,843,268.80/x
  3. Step 3: Cross multiply
    26,959,812.80x = 40,439,719.20 × 11,843,268.80
  4. Step 4: Simplify right side
    26,959,812.80x = 478,938,464,682,121
  5. Step 5: Solve for x
    x = 478,938,464,682,121/26,959,812.80
  6. Step 6: Final answer
    x = 17,764,903.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.